Use bevy feature flag not just x11.

Cargo.toml

@@ -48,4 +48,4 @@ name = "todo"
 path = "examples/todo/todo.rs"
 
 [package.metadata.docs.rs]
-features = ["x11"]
\ No newline at end of file
+features = ["bevy/x11"]
\ No newline at end of file

kayak_font/Cargo.toml

@@ -32,3 +32,6 @@ bevy = { version = "0.10", optional = true, default-features = false, features =
 [dev-dependencies]
 bevy = { version = "0.10" }
 bytemuck = "1.12.0"
+
+[package.metadata.docs.rs]
+features = ["bevy/x11"]
\ No newline at end of file